%boxSizing{
  box-sizing: border-box;
  -webkit-box-sizing: border-box;
  -moz-box-sizing: border-box;
  -ms-box-sizing: border-box;
  -o-box-sizing: border-box;
}

.spec-box{
  height : 58px;
  border-bottom: 1px solid #dddddd;
  .choose-box-left{
    line-height : 58px;
  }
  .choose-box-right{
    position: relative;
    max-width : 160px;
    height : 58px;
    overflow: hidden;
    .spec-list{
      width: 100%;
      margin-top: 12px;
      overflow: hidden;
      li{
        width : 80px;
        float: left;
        text-align: center;
        cursor: pointer;
        @extend %boxSizing;
        border-right: 1px solid #dddddd;
        &:last-child{
          border-right: none;
        }
        .spec-img{
          width: 42px;
          height: 16px;
          margin: 0 auto;
        }
        .spec-name{
          font-size: 0.752em;
          color: #999999;
          white-space: nowrap;
          text-overflow: ellipsis;
          overflow: hidden;
        }
        &.active{
          .spec-name{
            color: #3f6ee0;
          }
        }
      }
    }
  }
}